class Human:
    def __init__(self,age,appetite,hight,weight,blood):
        self.age=age
        self.appetite=appetite
        self.hight=hight
        self.weight=weight
        self.blood=blood
def eat(self):
    print("饭量:{self.appetite}.")
def sleep(self):
    print("睡觉")
def celebrate(self):
    print("庆祝生日！")
def grow(self):
    if self.hight<200:
        self.hight+=1
        print(f"长高了1cm,现在身高{self.hight}cm")
    else:
        print("最高身高.")
    human=Human(age=19,appetite='中',hight=175,weight=70,blood='o')
    human.eat(2)
    human.sleep(10)
    human.celebrate()
    human.grow()




